+ else if (!strcmp(progname, "xor")) {
+ is_embedded_prog = YES;
+ tfc_say("usage: %s [sourceX] [sourceY] [output]", progname);
+ tfc_say("\n");
+ tfc_say("tfcrypt embedded high performance XOR tool.");
+ tfc_say("It does XOR (multiply modulo 2) of each byte from sourceX");
+ tfc_say("each byte of sourceY and writes output.");
+ tfc_say("If filenames omitted, it is assumed to operate over");
+ tfc_say("standard in to standard out.");
+ tfc_say("If any of source files is shorter than another,");
+ tfc_say("then output is truncated to length of the shortest one.");
+ tfc_say("\n");
+ tfc_say("No error checking is performed.");
+ tfc_say("Please use iotool options there.");
+ tfc_say("\n");
+ }